Home / 105,327.11-158,030.55-63,236.58

Finding the Fourth Proportional to 105,327.11, 158,030.55 and 63,236.58

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Solution

The fourth proportional to 105,327.11, 158,030.55 and 63,236.58 is: 94,878.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,327.11 : 158,030.55 = 63,236.58 : x
  2. Step 2: Convert to fraction form
    105,327.11/158,030.55 = 63,236.58/x
  3. Step 3: Cross multiply
    105,327.11x = 158,030.55 × 63,236.58
  4. Step 4: Simplify right side
    105,327.11x = 9,993,311,517.52
  5. Step 5: Solve for x
    x = 9,993,311,517.52/105,327.11
  6. Step 6: Final answer
    x = 94,878.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.